White Room

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The White Room provides current information relating to new technologies for energy efficiency. Stay connected with the latest news, events, and scientific breakthroughs in this fast moving sector. Use our filters on the left or click here to send a suggestion for content to add.

The DOE has funded a factory to produce activated carbon materials that could improve ultracapacitors for batteries and energy-storage devices, but it's not clear that battery manufacturers and automakers will have much use for the material in the next few years.

Given the potential longevity of the car batteries for Chevrolet's Volt, GM is researching ways to reuse the batteries after the car is out of commission. One possibility is to help with energy storage from renewable energy sources such as wind and solar.